Since p and q are real, the complex root must occur with its conjugate.Thus the other root is 3−4i.Sum of roots: (3+4i)+(3−4i)=6=−p, so p=−6.Product of roots: (3+4i)(3−4i)=32−(4i)2=9+16=25=q.Therefore, p+q=−6+25=19.So the correct option is 19.